IT, computer and programming tutorials and tips that i couldnt find anywhere else using google, from my daily work as a Senior Developer of solutions using Java and Linux.

The best place to *find* answers to programming/development questions, imo, however it's the *worst* place to *ask* questions (if your first question/comment doesn't get any up-rating/response, then u can't ask anymore questions--ridiculously unrealistic), but again, a great reference for *finding* answers.

validation
disable unnecessary validators (sometimes they take a lot of time)
preferences > validation
click disable all
then enable the following:classpath dependency validator

don't reuse editors
it's annoying when you want to open a file in search (or compare in team synchronizing view) and you lose the previous file you were looking at because eclipse, by default, will reuse editor windows. to fix this:
Windows > Preferences > General > Search
uncheck Reuse editors to show matches